Motorized bumper boat



FIG. 1 is a perspective view of the motorized bumper boat, showing our new design;

FIG. 2 is another perspective view thereof; taken from a different angle;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is a side elevational view thereof. 

The ornamental design for a motorized bumper boat, as shown. 